Like plywood osb can eventually break down and rot.
Can i use osb for a shed flooring.
Again this failed after getting wet so i stopped using osb for roofs and floors altogether.
It s hard to overstate the importance of durability.
Osb and plywood are both commonly sold in 4 by 8 foot sheets but osb can be made in much larger panels up to 8 by 24 feet.
Using larger osb panels can be an advantage when flooring a big or odd size shed reducing the number of joints in a floor.
With the board and timber moving together the floor is stiffer and deflects less.
The flashing on the side looks good as is.
Also the floor will be quieter as there will be less squeaking due to the floor and decking moving relative to each other.
In addition to what 66666thats6sixes said i would add more flashing on the face of the shed keeping the drip edge well away from the osb floor.
As you might have thought that suspended floors in a house would be about as dry as you could expect except of course in a bathroom.
So there we have it.
You will find companies unbelievably using chipboard and osb boards for garden sheds even today.
If you follow these 8 basic rules you can t go far wrong using osb for your shed floor walls or roof.
If by a shed you mean a 16 x 24 accessory storage building that requires a building permit and needs to meet code then use 1 2 rated sheathing that can be 15 32 plywood or osb just make sure it is considered rated sheathing.
Can you take the front siding off.
Can i use osb for a shed floor how to use pressure treated plywood on a shed floor home pressure treated plywood is an exterior grade plywood that will resist rot and decay for a lifetime.
And while osb is great for weather tight homes it may not be such a great choice for a shed floor which can be exposed to rain spilled and leaked fluids and wet equipment.
My experience gained using these unsuitable materials had proved to me they were no good for more than a couple of years.
There are no specific uk regulations offering guidance on using oriented strand board in sheds.
It is the preferred flooring material for an outdoor shed.
What to consider before choosing shed floor covering durability.